CN107555276A - A kind of elevator brake method for testing performance and device - Google Patents
A kind of elevator brake method for testing performance and device Download PDFInfo
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- CN107555276A CN107555276A CN201710975581.4A CN201710975581A CN107555276A CN 107555276 A CN107555276 A CN 107555276A CN 201710975581 A CN201710975581 A CN 201710975581A CN 107555276 A CN107555276 A CN 107555276A
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- module
- wire rope
- steel wire
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- elevator
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Abstract
The invention discloses a kind of elevator brake method for testing performance and device, including primary module, traction sheave side senser module and steel wire rope side senser module, three wirelessly to communicate；Described primary module is arranged on by main switch, and traction sheave side senser module arrangement is by traction sheave, and steel wire rope side senser module arrangement is by steel wire rope；Primary module converts to obtain the distance of steel wire iope slippage, car braking distance and brake body delay time and delay braking distance data by coming from the service data of two sensor assemblies, and is shown in primary module display screen.Because three modules of the present apparatus wirelessly communicate, and primary module can be with automatic identification installation site, so as to avoid alignment error, so that installation is more convenient, meanwhile after than one parameter of elevator traction is inputted, the present apparatus voluntarily can be detected and calculated, automaticity is high, substantially increases detection efficiency.
Description
Technical field
The present invention relates to elevator brake testing system of safety performance, especially a kind of online elevator brake performance（Steel wire rope
In the stop performance of traction sheave skidding distance, the braking distance of lift car and brake body）Detection method.
Background technology
Often there is the phenomenon of traction sheave grooving abrasion in traction elevator, so as to cause steel wire in use for some time
The frictional force of rope on the traction sheave reduces, and causes elevator in the hydraulic performance decline of brake hard, at the same time, the damper brake of brake
Gap watt between braked wheel does not adjust in place or brake(-holder) block serious wear does not change the system for also influencing whether elevator in time
Dynamic performance, many elevator shearings and falling accident, mostly it is due to that elevator brake security performance is undesirable caused.Elevator
As special equipment,《Elevator surveillance is examined and periodic inspection rule》Middle clear stipulaties elevator surveillance must do descending system in examining
Dynamic, up retardation test, is required for the up braking to elevator to test every year in elevator periodic inspection, and up in progress
During retardation test and descending retardation test, now often only by way of simple marking and range estimation to elevator brake process
Whether middle steel wire rope, which produces skidding, is judged, the distance skidded, the stop of lift car are produced for steel wire rope and traction sheave
Distance, all can not accurately it measure, being stopped completely down to traction sheave for reflection brake performance itself and is prolonged the delay time stopped
When braking distance be even more can not effectively measure, certain subjectivity be present；Therefore, it is badly in need of a kind of accurate measurement elevator brake safety
The detection method and device of performance.
The content of the invention
In order to overcome the technical problem of the above, the present invention proposes a kind of accurate measuring steel wire iope slippage amount, lift car
Braking distance and brake body stop performance（Delay time and delay braking distance）Method and device, elevator is manufactured single
Position, can be implanted into coherent detection module during fabrication, realize that real-time online detects, and foundation is provided for elevator maintenance maintenance, for
Elevator is examined, assesses and reviewer can be facilitated fast and accurately to be judged, improves the accuracy that elevator is examined.
A kind of elevator brake device for detecting performance, it is characterised in that including primary module, traction sheave side senser module and steel
Cord side senser module；Described primary module is arranged on by main switch；Two sensor assemblies pass through with the primary module
Wireless connection；Primary module receives the input signal of two sensor assemblies, and by conversion, most data are shown at last；
Described primary module has the mode for detecting folder and inserting first two detection main switch break-make, while has operation button and show
Display screen.
Described traction sheave side senser module has the detection of wheel outer rim and two kinds of optional modes, wheel outer rim detection are detected in axle center
Then realized by the rotary encoder with detection wheel, axle center detection is real using the rotary encoder being installed at traction sheave axle center
It is existing；
Because speed limiter wire rope is connected by safety tongs linkage with passenger car, both run simultaneously, for traction steel
The range ability and speed of cord can convert to obtain by detecting speed limiter wire rope, so, described steel wire rope side sensing
Device module has traction steel-cable detection, speed limiter wire rope detection and limiter of speed axle center to detect three kinds of optional modes, traction steel wire
Rope and speed limiter wire rope detection detect traction steel-cable and speed limiter wire rope by the rotary encoder with detection wheel respectively
Realize, axle center detection is then realized using the rotary encoder being installed at limiter of speed axle center.
The traction sheave side senser module of described steel wire rope side senser module and wheel outer rim form mainly by sensing before
Hold, the structure that is connected and module body composition；Sensing front end is the rotary encoder with detection wheel, and the structure that is connected will be felt
Survey the detection wheel of front end and traction sheave/speed limit device wheel/steel wire rope applies certain contact force, module body is comprising controller and solely
Vertical power subsystem.
Preferably, a kind of described elevator brake device for detecting performance also includes wireless transmission unit；Wireless transmission unit
Realize the data communication between three modules.
The invention also discloses a kind of detection method of described elevator brake performance, comprise the following steps：
1）Before starting to do uplink/downlink retardation test, three module elder generation opening initializations, wireless connection is established, form net
Network, the traction ratio parameter K of elevator is then inputted by the button of primary module（Passenger car range ability and traction steel-cable operation
The ratio of distance）, so as to complete the initialization of system and configuration；
2）Elevator brings into operation, and the sensor assembly of steel wire rope side and traction sheave side measures range ability in real time respectively, calculates
Round wires speed V2 where the speed V1 and traction sheave test point of circle where to traction steel-cable is simultaneously sent to primary module, and primary module is then
Two speed datas are matched, proportionality coefficient P=V1/V2 is calculated on the basis of traction steel-cable side；
3）When elevator is run to correct position, elevator power supply main switch disconnects, and primary module detects power-off, power-off signal is sent out
Give two modules, steel wire rope side form block therein is received zeros data after signal, restarts to measure range ability S1, and
Traction sheave side form block is received after signal also by zeros data, restarts to measure range ability S2, and starts timing, until traction
Wheel stops completely, obtains time T1.After steel wire rope and traction sheave all stop completely, two sensor assemblies transmit data to
Primary module, primary module passing ratio FACTOR P, traction ratio parameter K and two range data, conversion obtain steel wire iope slippage distance
S=S1-P*S2, car braking distance Sc=S1/K, brake body stop delay time are then T1, brake delay braking distance
Sb=P*S2, finally, primary module show above-mentioned data by display screen.
The invention has the advantages that for examining testing agency, the present apparatus is wirelessly communicated, is not limited by
The distance between main switch, steel wire rope and traction sheave three, and primary module can with circular diameter where Auto-matching steel wire rope and
Traction sheave edge circular diameter, therefore, easy for installation, versatility is stronger.The present apparatus is after primary module inputs traction ratio parameter, entirely
Journey automatic detection and calculating, can directly by steel wire iope slippage data, car braking distance and brake body delay time and
The data such as delay braking distance show that automaticity is high, and at the same time, the present apparatus can also detect elevator operation speed
Degree, so as to facilitate inspector to be verified for the speed of service；For producer, can select by the way of being detected using axle center, altogether
With the encoder in original elevator device, and wireless module and emergency power supply are installed additional, so as to realize elevator for braking ability
Automatic detection.
Brief description of the drawings
The working-flow figure of Fig. 1 present invention
The system composition schematic diagram of Fig. 2 present invention
The device arrangement schematic diagram of Fig. 3 present invention
The primary module structural representation of Fig. 4 present invention
Fig. 5 sensor of the invention module front schematic views
Fig. 6 sensor of the invention module side schematic views
Embodiment
With reference to Figure of description, the invention will be further described.
This elevator brake performance detecting system is by primary module, traction sheave side senser module and steel wire rope side senser module
Three parts form, and for examining testing agency, all modules of the present apparatus use independently-powered (lithium battery), for producer, sheet
All modules of device are powered by emergency power supply.Present apparatus composition schematic diagram is as shown in Fig. 2 specifically arrange schematic diagram such as Fig. 3
Shown, therein 1 is elevator traction sheave, and 2 be steel wire rope, and 3 be that elevator main fixes girder steel, and 4 be steel wire rope side senser module,
5 be traction sheave side senser module, and 6 be elevator main power source control cabinet, and 7 be the primary module of the system, and 9 be balance weight, and 10 be to multiply
Objective car, 11 be safety tongs linkage, and 12 be speed limiter wire rope, and 13 be speed limiter wire rope swelling device, and 14 be speed limit
Device wheel axle center encoder, 15 be limiter of speed side senser module, and 16 be traction sheave axle center encoder.The structural representation of primary module
As shown in figure 4, wherein 1 is display screen, 2 be main module body, and 3 be button, and 4 be plug, and 5 be detection folder, and 6 be detection wire.
The traction sheave side senser module of steel wire rope side senser module and wheel outer rim form is same type sensor, and its module is positive
With side schematic view respectively as shown in Figure 5 and Figure 6, wherein the 1 of Fig. 5 is passive detection wheel, and 2 be fix bar, and 3 be rotatable shaft, 4
It is telescopic rod adjusting knob for force application spring, 5,6 be cable, and 7 be module body, and the 8 of Fig. 6 is rotary encoder.
The workflow diagram of this elevator brake performance detecting system is as shown in Figure 1.Primary module is fixed on elevator first
Beside power main switch, and pressed from both sides by detecting（3 in Fig. 5）It is fixed on power end or directly passes through plug（4 in Fig. 4）Insertion
In socket, detected hence for the energization situation of elevator.
Two sensor assemblies have different positions according to different test formats, wherein, axle center detection uses
Rotation distance and speed are directly detected in the position that rotary encoder (14 in Fig. 4 and 16) is fixed on wheel axle center, and other modes
Passive detection wheel (the 1 of Fig. 6) and steel wire rope/wheel (2 or 12/ figure in Fig. 3 are then realized by adjusting knob (5 in Fig. 6)
In 31 or 8) relative position is suitable, so as to by both suitable contact forces of holding of force application spring (4 in Fig. 6), most
Corresponding range ability is detected eventually.
Before starting to do uplink/downlink retardation test, three module elder generation opening initializations, wireless connection is established, formed
Network, then pass through the button of primary module（3 in Fig. 4）The traction ratio parameter K of elevator is inputted, so as to complete the initialization of system
And configuration.Elevator brings into operation, and the sensor assembly of steel wire rope side and traction sheave side measures range ability in real time respectively, calculates steel
Round wires speed V2 where the speed V1 and traction sheave test point of circle where cord is simultaneously sent to primary module, and primary module is then to two speed
Degrees of data is matched, and proportionality coefficient P=V1/V2 is calculated on the basis of steel wire rope side.When elevator is run to correct position
When, elevator power supply main switch disconnects, and primary module detects power-off, power-off signal is sent into two modules, steel wire rope therein
Side form block is received zeros data after signal, restarts to measure range ability S1, and after traction sheave side form block receives signal
By zeros data, restart to measure range ability S2, and start timing, until traction sheave stops completely, obtain time T1.
After steel wire rope and traction sheave all stop completely, two sensor assemblies transmit data to primary module, primary module passing ratio system
Number P, traction ratio parameter K and two range data, conversion obtain steel wire iope slippage distance S=S1-P*S2, car braking distance
Sc=S1/K, brake body stop delay time are then T1, brake delay braking distance Sb=P*S2, finally, primary module will
Above-mentioned data are shown by display screen.
The preferred embodiment of invention is the foregoing is only, is not intended to limit the invention, for the technology of this area
For personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (8)
1. a kind of elevator brake device for detecting performance, it is characterised in that including primary module, traction sheave side senser module and steel wire
Rope side senser module；Described primary module is arranged on by main switch；Two sensor assemblies pass through nothing with the primary module
Line connects；Primary module receives the input signal of two sensor assemblies, and by conversion, most data are shown at last.
2. a kind of elevator brake device for detecting performance as claimed in claim 1, it is characterised in that described primary module has inspection
Survey folder and insert the mode of first two detection main switch break-make, while there is operation button and display screen.
A kind of 3. elevator brake device for detecting performance as claimed in claim 1, it is characterised in that described traction sheave side sensing
Device module has the detection of wheel outer rim and two kinds of optional modes are detected in axle center, and wheel outer rim detection then passes through the rotary encoder with detection wheel
Realize, axle center detection is realized using the rotary encoder being installed at traction sheave axle center.
A kind of 4. elevator brake device for detecting performance as claimed in claim 1, it is characterised in that described steel wire rope side sensing
Device module has traction steel-cable detection, speed limiter wire rope detection and limiter of speed axle center to detect three kinds of optional modes, traction steel wire
Rope and speed limiter wire rope detection detect traction steel-cable and speed limiter wire rope by the rotary encoder with detection wheel respectively
Realize, axle center detection is realized using the rotary encoder being installed at limiter of speed axle center.
A kind of 5. elevator brake device for detecting performance as claimed in claim 1, it is characterised in that described steel wire rope side sensing
The traction sheave side senser module of device module and wheel outer rim form is mainly by sensing front end, the structure that is connected and module body group
Into；Sensing front end is the rotary encoder with detection wheel, and the structure that is connected will sense the detection wheel and traction sheave/steel wire of front end
Rope applies certain contact force, and module body includes controller and separate power source element.
A kind of a kind of 6. elevator brake device for detecting performance as claimed in claim 1, it is characterised in that described elevator brake
Device for detecting performance also includes wireless transmission unit；Wireless transmission unit realizes the data communication between three modules.
7. a kind of a kind of detection method of elevator brake device for detecting performance as claimed in claim 1, comprises the following steps：
1）Before starting to do uplink/downlink retardation test, three module elder generation opening initializations, wireless connection is established, form net
Network, the traction ratio parameter K of elevator is then inputted by the button of primary module, so as to complete the initialization of system and configuration；
2）Elevator brings into operation, and the sensor assembly of steel wire rope side and traction sheave side measures range ability in real time respectively, calculates
Round wires speed V2 where the speed V1 and traction sheave test point of circle where to traction steel-cable is simultaneously sent to primary module, and primary module is then
Two speed datas are matched, proportionality coefficient P=V1/V2 is calculated on the basis of traction steel-cable side；
3）When elevator is run to correct position, elevator power supply main switch disconnects, and primary module detects power-off, power-off signal is sent out
Give two modules, steel wire rope side form block therein is received zeros data after signal, restarts to measure range ability S1, and
Traction sheave side form block is received after signal also by zeros data, restarts to measure range ability S2, and starts timing, until traction
Wheel stops completely, obtains time T1.
8. after steel wire rope and traction sheave all stop completely, two sensor assemblies transmit data to primary module, and primary module leads to
Proportionality coefficient P, traction ratio parameter K and two range data are crossed, conversion obtains steel wire iope slippage distance S=S1-P*S2, car
Braking distance Sc=S1/K, brake body stop delay time are then T1, brake delay braking distance Sb=P*S2, finally,
Primary module shows above-mentioned data by display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710975581.4A CN107555276A (en) | 2017-10-19 | 2017-10-19 | A kind of elevator brake method for testing performance and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710975581.4A CN107555276A (en) | 2017-10-19 | 2017-10-19 | A kind of elevator brake method for testing performance and device |
Publications (1)
| Publication Number | Publication Date |
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| CN107555276A true CN107555276A (en) | 2018-01-09 |
Family
ID=60986681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710975581.4A Withdrawn CN107555276A (en) | 2017-10-19 | 2017-10-19 | A kind of elevator brake method for testing performance and device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108840193A (en) * | 2018-08-29 | 2018-11-20 | 湖州市特种设备检测研究院 | A kind of elevator traction sheave slippage detecting device and its detection method |
| CN109534120A (en) * | 2018-12-12 | 2019-03-29 | 广东省特种设备检测研究院（广东省特种设备事故调查中心） | A kind of accidental movement of elevator cage protective device apparatus safe property checking device and detection method |
| CN110282517A (en) * | 2019-07-11 | 2019-09-27 | 西安特种设备检验检测院 | Measuring method and device are slided in elevator brake test |
| CN111268528A (en) * | 2020-01-20 | 2020-06-12 | 武汉港迪电气传动技术有限公司 | Method for detecting performance of anti-falling safety device of construction elevator |
| CN112660955A (en) * | 2020-12-28 | 2021-04-16 | 福建省特种设备检验研究院泉州分院 | 125% load test method for elevator |
| CN112794209A (en) * | 2021-01-13 | 2021-05-14 | 西安理工大学 | Steel wire rope lifting stroke measuring device |
| CN116783131A (en) * | 2021-02-18 | 2023-09-19 | 三菱电机楼宇解决方案株式会社 | Brake distance measuring system, elevator, and brake distance measuring method |
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| CN108840193A (en) * | 2018-08-29 | 2018-11-20 | 湖州市特种设备检测研究院 | A kind of elevator traction sheave slippage detecting device and its detection method |
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| CN109534120A (en) * | 2018-12-12 | 2019-03-29 | 广东省特种设备检测研究院（广东省特种设备事故调查中心） | A kind of accidental movement of elevator cage protective device apparatus safe property checking device and detection method |
| CN110282517A (en) * | 2019-07-11 | 2019-09-27 | 西安特种设备检验检测院 | Measuring method and device are slided in elevator brake test |
| CN110282517B (en) * | 2019-07-11 | 2021-05-11 | 西安特种设备检验检测院 | Method and device for measuring sliding quantity in elevator brake test |
| CN111268528A (en) * | 2020-01-20 | 2020-06-12 | 武汉港迪电气传动技术有限公司 | Method for detecting performance of anti-falling safety device of construction elevator |
| CN112660955A (en) * | 2020-12-28 | 2021-04-16 | 福建省特种设备检验研究院泉州分院 | 125% load test method for elevator |
| CN112794209A (en) * | 2021-01-13 | 2021-05-14 | 西安理工大学 | Steel wire rope lifting stroke measuring device |
| CN116783131A (en) * | 2021-02-18 | 2023-09-19 | 三菱电机楼宇解决方案株式会社 | Brake distance measuring system, elevator, and brake distance measuring method |
| CN116783131B (en) * | 2021-02-18 | 2024-02-20 | 三菱电机楼宇解决方案株式会社 | Brake distance measuring system, elevator, and brake distance measuring method |
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Application publication date: 20180109 |
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